Step 1:
Preheat oven to 425°F. Mix thyme, paprika, rosemary and sea salt in small bowl. Set aside. Place potatoes, onion and carrots in medium bowl. Add oil and 1 tablespoon of the spice mixture; toss to coat well. Place vegetables in single layer on foil-lined 15x10x1-inch baking pan sprayed with no stick cooking spray.